%0 Journal Article %T Analysis of a piecewise linear trend of average surface temperature in the mathematical model of multifractal dynamics %A Tsvetkov, V.P. %A Tsvetkov, I.V. %K temperature, Northern Hemisphere of the Earth, multi-fractal dynamics, trend, millennium %J Russian Journal of Earth Sciences %D 2015 %N 15 %P 4 %I Geophysical Center of the Russian Academy of Sciences